developing

Hi, casual film photographer over here. I forgot to change my ASA for my camera (canon AE-1) from 400 to 100 for the whole roll. Is there any way to save the photos when I get them developed, what should I ask for? These photos are very important to me so any help that would have them turn out...

I always took pride in being able to explain how film photography works but this just blew my mind. From a 1960s photo year book. It almost reads as poetry. From a 1960s Photo Year book!

Hi all. I am new to medium format film photography, and seem to be having issues when I develop my negatives from my Rollei SL66 camera. As you can see below, the edges of the film are coming out of the development tank over exposed. This has also happened to other rolls of film shot with this...

Hopefully a quick answer to this probably stupid question. Since C41 development times are standard, and don't seem to change irrespective of film speeds/stocks, does it mean I can process two totally differeny films in the same tank? Eg a roll of Kodak Portra 400 and a rollof Agfa Vista 200...

Hi all, I have been developing 35mm film (colour and b&w) successfully for the past year. No issues other than the usual hiccups with the first few rolls. Colour is using Tetanal C41 at 30C exactly as per the instructions (8 min Dev, 6 mins Blix, I stray and do an Ilford rinse, 1 min...